Base | Representation |
---|---|
bin | 111001110100000… |
… | …1011111001101011 |
3 | 12000012021212012112 |
4 | 1303220023321223 |
5 | 12433104224342 |
6 | 520255032535 |
7 | 66033666650 |
oct | 16350137153 |
9 | 5005255175 |
10 | 1939914347 |
11 | 9060383a8 |
12 | 46180b74b |
13 | 24bb9a417 |
14 | 1458d7c27 |
15 | b5494682 |
hex | 73a0be6b |
1939914347 has 8 divisors (see below), whose sum is σ = 2217888000. Its totient is φ = 1662151464.
The previous prime is 1939914289. The next prime is 1939914359. The reversal of 1939914347 is 7434199391.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1939914347 - 214 = 1939897963 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1939914295 and 1939914304.
It is not an unprimeable number, because it can be changed into a prime (1939914367) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32447 + ... + 70232.
It is an arithmetic number, because the mean of its divisors is an integer number (277236000).
Almost surely, 21939914347 is an apocalyptic number.
1939914347 is a deficient number, since it is larger than the sum of its proper divisors (277973653).
1939914347 is a wasteful number, since it uses less digits than its factorization.
1939914347 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105385.
The product of its digits is 734832, while the sum is 50.
The square root of 1939914347 is about 44044.4587547628. The cubic root of 1939914347 is about 1247.1753492464.
The spelling of 1939914347 in words is "one billion, nine hundred thirty-nine million, nine hundred fourteen thousand, three hundred forty-seven".
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